Question

Find the incorrect statement.

• A. In a terrestrial ecosystem, a larger fraction of energy flow occurs through detritus food chain.
• B. In the aquatic ecosystem, a major conduit for energy flow is grazing food chain.
• C. Detritus food chain is not at all connected with grazing food chain at any level.
• D. Natural interconnection of food chain makes it a food web.

Answer 1

Answer: (C)

In nature, the detritus food chain is connected with grazing food chains at some levels; some of the organisms of DFC are preys to the GFC animals, and in the natural ecosystem, some animals like cockroaches, crows, etc., are omnivores.